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» Some Open Questions Related to Cuckoo Hashing
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JCT
2010
127views more  JCT 2010»
14 years 4 months ago
On the density of a graph and its blowup
It is well-known that, of all graphs with edge-density p, the random graph G(n, p) contains the smallest density of copies of Kt,t, the complete bipartite graph of size 2t. Since ...
Asaf Shapira, Raphael Yuster
79
Voted
FOGA
1992
14 years 10 months ago
Relative Building-Block Fitness and the Building Block Hypothesis
The building-block hypothesis states that the GA works well when short, low-order, highly-fit schemas recombine to form even more highly fit higher-order schemas. The ability to p...
Stephanie Forrest, Melanie Mitchell
72
Voted
ACL
2010
14 years 7 months ago
On the Computational Complexity of Dominance Links in Grammatical Formalisms
Dominance links were introduced in grammars to model long distance scrambling phenomena, motivating the definition of multiset-valued linear indexed grammars (MLIGs) by Rambow (19...
Sylvain Schmitz
COCO
2009
Springer
113views Algorithms» more  COCO 2009»
15 years 4 months ago
Are PCPs Inherent in Efficient Arguments?
Starting with Kilian (STOC ‘92), several works have shown how to use probabilistically checkable proofs (PCPs) and cryptographic primitives such as collision-resistant hashing to...
Guy N. Rothblum, Salil P. Vadhan
156
Voted
PODS
2009
ACM
113views Database» more  PODS 2009»
15 years 10 months ago
Relative information completeness
The paper investigates the question of whether a partially closed database has complete information to answer a query. In practice an enterprise often maintains master data Dm, a ...
Wenfei Fan, Floris Geerts